did the feds do enough in the initial of tamerlan tsarnaev two years ago? we'll talk about it when we come back. [ cheers and applause ] usa, usa, usa, >> those are the sounds of an elated boston public last night as news of the younger brother's arrest hit the streets. we now know that the feds had the dead bombing suspect on the radar screen all the way back to 2011 after being told by a foreign government that he had become a radical islam follower. they didn't find any proof he was involved in terrorism activity thing. joining me is the covert operation officer and of a global security firm. mike, let me start by one of the follow-up procedures that the f.b.i. will use in a situation like that when they are investigating the older brother. >> it is not an unusual incident. we get a lot of request from foreign liason partners all of the time. looking at terrorism connection or organized crime conthe russians turned to us and said look at this individual is not unusual. there is a back story and the ongoing brutality of the chechnya russian relationship .